Swift

Code://define an array and use closures to sort themLet names = ["Chris","Alex","Ewa","Barry","Daniella"]//full FormNames.sort ({(s1:string, s2:string), Boolinch returnS1 >S2})//trailing closure form//a trailing closure is a closure expression

//1. Sometimes it is necessary to split the data in the tuple for example:var stu = (" Fan Bingbing ", "the female ")//1) will be Stu assigns three variables to the data in the var (name,age,gender) = Stu//2) only partial variables are required ,

//Main.swift//02- Statement//Created by Wanghy on 15/8/9.//Copyright (c) years Wanghy. All rights reserved.//Import Foundation1.// flow of control code using branch loops// Branch: If If - Else Switch// Loop: for and do - while for - inch// true

做了一个oc项目，里面有用到swift第三方，真机运行的时候是正常的，用企业级证书打包成ipa之后安装完成之后闪退，通过导出手机log日志发现错误提示：Dyld Error Message:  Library not loaded: @rpath/libswiftCore.dylib  Referenced from:

Beginner Swift, code load xib Storyboard-. Load XibOverride Init (Nibname nibnameornil:string?, bundle Nibbundleornil:nsbundle?) { Super.init (Nibname:nibnameornil, Bundle:nibbundleornil)} convenience init () { var nibnameornil = String?

Definition of collection CollectionIn swift, two data structures are used to hold a collection of datasets, namely arrays (array) and dictionaries (Dictionary). The main difference is that the elements in the array are determined by the subscript,

First,//Enumerate network access Errors//swiftfunctions and properties can be defined in enumerationsPrivateenumGffnetworkerror: Int { Case Emptydataerror =-1 Case Emptytokenerror =-2 //Error Description    Private var errordescription:String{

"Editor's note" the author of this article is Reinder de Vries, an entrepreneur and an excellent programmer, who publishes multiple application blogs. In this article, the author focuses on how to create an Instagram-like app based on the Parse

Swift character definitionThe characters in Swift are somewhat different from OC, each representing an extensible set of letters, which is represented by a number of Unicode scalar values (greater than or equal to one) that form an extensible set of

First, the definition of the array: storing values of the same type in an orderly manner(1) sketch (shorthand) syntax for arraysYou can do this by array In this case, the array stores the type of the value of the element, or it can be written in

Today is really nothing to do, casually looked at the official Apple Swift Tutorial. In fact, just read the first chapter of the content, remember the almost of the grammar.Then I think of yesterday I wrote the snow of the animation, I picked up to

Swift Chinese is a very exciting thing. I am particularly important for English is not so impressive. The overall view of the time did not spend too much. Although look completely forgot. But after all, swift2.0 is the trend, and open source. So

This is the basic function of a programming language, and any language has the concept of function, which is a separate block of code that accomplishes a particular task.How the function is created:1. Create a function without parameter return value

Recently in the study of Swift animation and layer, the use of what is learned to write a game, basic ideas of basic functions have been realized, the pictures are found on the Internet. Hope to help you better understand the animation and

Imitate the "one car" to write a coordinate icon bounce animation, the implementation of the effect is as follows: (Record a little flash careful dog eye)Analyze this animation as follows:1.easeIn or linear is raised approx. 30 megapixels2. Be

Constant: is at the time of initialization (try to define the value will not be assigned to error) to give an accurate value, can be used in many places directly, with the Let keyword lifeVariables: This is needless to say, you can change the amount

http://blog.csdn.net/woaifen3344/article/details/30244201The swift language uses VAR to define variables, but unlike other languages, Swift does not automatically assign initial values to variables.This means that the variable does not have a

In the project may we need to save some data to the Plist file, the following on my learning process notes, immature place please point out.Maybe I have a class called student.Import Uikitclass student:nsobject { var text:string var age:bool

Directly on the code://Operator//Unary operators//1, minus sign operatorvarNumber1 =10.0varNumber2 =-number1println((NUMBER2))//2, plus sign operator// the plus sign operation does nothingvarNumber3 = +number2println((NUMBER3))//eg:b = a++

/** * Definition and invocation of functions*/func Showintegerarray (Array:[int]) { forAinchArray {println ("\ (a)")}}showintegerarray ([1,2,3]) func maxofvalue (a:int,b:int)-int{returna > B?a:b}println (Maxofvalue (3,5) ) func Showhelloword ()